CN103108106B - Image processing apparatus - Google Patents
Image processing apparatus Download PDFInfo
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- CN103108106B CN103108106B CN201210448000.9A CN201210448000A CN103108106B CN 103108106 B CN103108106 B CN 103108106B CN 201210448000 A CN201210448000 A CN 201210448000A CN 103108106 B CN103108106 B CN 103108106B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N1/32128—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title attached to the image data, e.g. file header, transmitted message header, information on the same page or in the same computer file as the image
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
- G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
- G06K15/18—Conditioning data for presenting it to the physical printing elements
- G06K15/1867—Post-processing of the composed and rasterized print image
- G06K15/1872—Image enhancement
- G06K15/1878—Adjusting colours
- G06K15/188—Adjusting colours with provisions for treating some of the print data differently
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/46—Colour picture communication systems
- H04N1/56—Processing of colour picture signals
- H04N1/60—Colour correction or control
- H04N1/6072—Colour correction or control adapting to different types of images, e.g. characters, graphs, black and white image portions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/0077—Types of the still picture apparatus
- H04N2201/0082—Image hardcopy reproducer
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
- H04N2201/3256—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document colour related metadata, e.g. colour, ICC profiles
- H04N2201/3259—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document colour related metadata, e.g. colour, ICC profiles relating to the image, page or document, e.g. intended colours
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Facsimile Image Signal Circuits (AREA)
- Color Image Communication Systems (AREA)
- Record Information Processing For Printing (AREA)
- Image Processing (AREA)
- Color, Gradation (AREA)
Abstract
The invention provides image processing apparatus, possess: storage part, control part, the print data that its analysis and utilization page-description language describes carries out rasterizing, generate the raster data represented with the colour of the color space described by print data, the color space information representing the color space of above-mentioned raster data and the colour representing above-mentioned raster data are the particular color information of specific colour, make above-mentioned raster data, above-mentioned color space information and above-mentioned particular color information are stored in above-mentioned storage part explicitly, determine whether the above-mentioned particular color information be associated with the above-mentioned raster data being stored in above-mentioned storage part, when not being judged to be above-mentioned particular color information, carry out the computing corresponding with the color space represented by the above-mentioned color space information that above-mentioned raster data is associated, when being judged to be above-mentioned particular color information, generate the view data that can be exported as prespecified colour and at the equipment carrying out above-mentioned output by raster data.
Description
Technical field
The present invention relates to image processing apparatus.
Background technology
In recent years, Photo Browser (Photobook) etc. carried out the printing based on print data often using data bitmap more.Such print data is by PDL(Page DescriptionLanguage: page-description language) describe, utilize controller or image processing system to analyze this print data, carry out rasterizing, be transformed to CMYK value.Further, based on the print data being transformed to CMYK value like this, the printing based on image processing system is carried out.
But the rasterizing existed for data bitmap is compared with the graph data etc. of the image as expression table, figure with the text data as the image representing word, the problem that treating capacity is large, how such spended time is.Further, this is also relevant to the reduction of print speed.
In addition, as as shown in Japanese Unexamined Patent Publication 9-193477 publication, at POD(Print OnDemand: print on demand) in, PC(personalComputer from being connected with image processing system via network: PC) etc. print out task is kept at printer controller, image processing system temporarily, while carry out test print, confirm print result, while carry out the editor of job note, page data etc., formally print after obtaining desired print result, also enforcement employs the workflow that so-called task is preserved, edited, republishes function.
But, in the technology described in above-mentioned Japanese Unexamined Patent Publication 9-193477 publication, whenever carrying out the editor of job note, page data etc., need the rasterizing carrying out print data, carry out test print, therefore there is the problem that productivity reduces.
Summary of the invention
The present invention completes in view of the foregoing, and object is to provide the image processing apparatus that can carry out the operation for obtaining desired print result efficiently.
In order to realize at least one in above-mentioned object, the image processing apparatus reflecting a side of the present invention possesses: storage part, control part, the print data that its analysis and utilization page-description language describes carries out rasterizing, generate the raster data represented with the colour of the color space described by print data, represent the color space information of the color space of above-mentioned raster data, and represent that the colour of above-mentioned raster data is the particular color information of specific colour, make above-mentioned raster data, above-mentioned color space information, be stored in above-mentioned storage part explicitly with above-mentioned particular color information, determine whether the above-mentioned particular color information be associated with the above-mentioned raster data being stored in above-mentioned storage part, when not being judged to be above-mentioned particular color information, carry out the computing corresponding with the color space represented by the above-mentioned color space information that above-mentioned raster data is associated, colour from the colour of above-mentioned raster data is transformed to the color space carrying out the equipment exported, when being judged to be above-mentioned particular color information, generate as the prespecified colour of the raster data of above-mentioned specific colour in the color space carrying out the equipment exported, in the view data that the equipment carrying out above-mentioned output can export.
In addition, in above-mentioned image processing apparatus, preferred above-mentioned print data comprises the profile information of specified configuration file, wherein, this configuration file is used for the colour colour in the color space described by above-mentioned print data be transformed in the color space of the equipment carrying out above-mentioned output
Above-mentioned control part uses the configuration file of specifying with above-mentioned profile information, carries out the computing of the colour from the colour of above-mentioned raster data is transformed to the color space carrying out the equipment exported.
In addition, in above-mentioned image processing apparatus, preferred above-mentioned control part changes the configuration file used, and carries out the computing of the colour from the colour of above-mentioned raster data is transformed into the color space carrying out the equipment exported.
In addition, preferably in above-mentioned image processing apparatus, above-mentioned control part, to represent that the attribute information of the attribute analyzing the object of above-mentioned raster data that above-mentioned print data obtains represents that specific attribute is for condition, makes above-mentioned specific colour that is raster data be prespecified colour in the color space of the equipment carrying out above-mentioned output.
Accompanying drawing explanation
More intactly understand the present invention by detailed description shown below and accompanying drawing, but they do not limit to the present invention.Herein,
Fig. 1 is the System's composition figure of the image formation system in present embodiment.
Fig. 2 is the functional block diagram of the main composition of presentation video forming apparatus.
Fig. 3 is the block diagram representing that the function of RIP handling part is formed.
Fig. 4 is the figure of the data mode example representing tag bits.
Fig. 5 is the figure of the data mode example of raster data.
Fig. 6 A is the figure of the example of raster data.
Fig. 6 B is the figure of the example of tag bits.
Fig. 7 is the block diagram that the function of presentation video handling part is formed.
Fig. 8 processes the flow chart be described when being and receiving task.
Fig. 9 is the flow chart be described PDL analyzing and processing.
Figure 10 is the flow chart be described drawing processing.
Figure 11 is the flow chart be described colour switching process.
Figure 12 is the flow chart be described print processing again.
The figure that when Figure 13 is the execution instruction to preserving in the task of carrying out print out task, printing and print, the setting screen of display is described.
The figure that when Figure 14 is the execution instruction to preserving in the task of carrying out print out task, printing and print, the setting screen of display is described.
Figure 15 is the System's composition figure that presentation video forms other example of system.
Embodiment
Below, with reference to accompanying drawing, the image formation system of embodiments of the present invention is described.But scope of invention is not limited to illustrated example.In addition, in the following description, give identical Reference numeral to the part with identical function and formation, and the description thereof will be omitted.
As shown in Figure 1, image formation system 1 such as possesses image processing system 20, client rs PC 2.
Image processing system 20 is via LAN(Local Area Network: local area network (LAN)) 3 to be connected with client rs PC 2 in the mode that can communicate.Image processing system 20 receives print out task from client rs PC 2, carries out RIP(Raster Image Processor: grating image processor) process, generate multivalue image data.In addition, as shown in Figure 2, image processing system 20 utilizes scan-data handling part 23 to generate the multivalue image data of the original copy utilizing image reading unit 22 to read.
Image processing system 20 is the multivalue image datas based on generating as described above, carries out image formation, so-called MFP(Multi Function Peripheral: all-in-one multifunctional machine for print media such as paper).Image processing system 20 such as utilizes the imaging process of electronic photo mode to carry out image formation.Image processing system 20 uses C(cyan in the formation of image), M(magenta), Y(is yellow), K(black) amount to the look material (toner) of 4 kinds of colors as process colour, also can be the MFP being carried out image formation by other process colour.In the following description, record as an example and comprise the image formation system 1 of CMYK as the image processing system 20 of process colour.
As shown in Figure 2, image processing system 20 such as possesses NIC(Network InterfaceCard: network interface unit) 11, RIP handling part 12, image reading unit 22, scan-data handling part 23, Compress softwares portion 24, storage part 25, control part 26, image processing part 27, image forming part 28 and guidance panel 29.
NIC11 receives the print out task described with page-description language (PDL) from client rs PC 2 via LAN3.Job order is comprised in print out task.Describe in job order and have the various set informations relevant to task.
RIP handling part 12 analyzes print out task, carries out the rasterizing of the rendered object described in print out task, generates the multivalue image data that is raster data that represent with many-valued colour.Herein, with the colour of the original color space of print out task, raster data is described.Herein, as color space, such as, can enumerate Gray color space, RGB color space, CMYK color space, Separation color space, DeviceN color space, CIE color space etc.In addition, RIP handling part 12, based on the print out task after analyzing, generates by the attribute information of the attribute of the rendered object representing raster data, represents the color space information of the original color space of the print out task of raster data, represents the tag bits of the particular color information structure of the object be suitable for being whether specific color substitutions function.Herein, such as have in the attribute of rendered object be represent word " Text ", be presentation graphic " Graphic ", be represent photo " Image " etc.In addition, specific color substitutions function is the function be suitable for when being asked color specific with usually fixing color print by user, such as, have Gray compensating, grey to replace, replace look displacement etc.Gray compensating is the function of replacing colour for images such as the complete black words created in the application software of client rs PC 2 in the mode forming all black picture by means of only K version.When the grey displacement image that to be the image created in the application software of client rs PC 2 be represents with grey, replace the function of colour in the mode of the deep or light formation image by means of only K version.To replace look displacement to be the colour of the image described in print out task be specific colour, be replaced into the function of prespecified colour on an equal basis, the situation that red (R=255, G=0, B=0) of being such as used to make to represent at the color space of RGB exports with red (C=0, M=255, Y=255, K=0) of representing at the color space of CMYK, the situation that the specific color represented at the color space of RGB is exported with the specific color in the color space of CMYK.In addition, color substitutions function is not limited to above-mentioned, also can be other color substitutions function.Tag bits describes the attribute information of each pixel, color space information and particular color information.In addition, RIP handling part 12 possesses colour switching portion 123, when performing printing when not carrying out the preservation of print out task described later, is the color space printed by the colour colour switching described in raster data.RIP handling part 12 is controlled by control part 26.The raster data generated by RIP handling part 12 and tag bits are stored in memory.In addition, RIP handling part 12 can by special hardware implementing.
Herein, Fig. 3 represents the concrete formation of RIP handling part 12.RIP handling part 12 possesses PDL analyzing and processing portion 121, drawing processing portion 122 and colour switching portion 123.
PDL analyzing and processing portion 121 analyzes the PS(Postscript received from client rs PC 2), PDF(Portable Document Format: Portable Document format) etc. the instruction of PDL, be transformed to the intermediate data of the information (coordinate, colour, color space etc.) comprising rendered object.PDL analyzing and processing portion 121 writes the colour of the original color space of this analyzed print out task as the colour in the information of rendered object, and generates intermediate data.
Drawing processing portion 122, with reference to intermediate data, based on the information of rendered object, to carry out drawing processing with resolution, condition that the characteristic of the output equipments such as region of typewriting is consistent, generates raster data and tag bits.
Tag bits distributes the data of 1 byte (byte) (8 (bit)) according to each pixel.The data of each pixel in tag bits as shown in Figure 4, the particular color information structure that the attribute information be made up of former 2 (bit), the color space information formed with middle 3 (bit), later 3 (bit) are formed.
Such as, as shown in Figure 4, if attribute information is " 00 ", then represent that the attribute of the rendered object belonging to this pixel is for " Text ", if attribute information is " 01 ", then represent that the attribute of the rendered object belonging to this pixel is for " Graphic ", if attribute information is " 10 ", then represent that the attribute of the rendered object belonging to this pixel is for " Image ", if attribute information is " 11 ", then represent in this pixel, there is not view data " None ".The attribute description attribute information of the rendered object represented by the information of the rendered object comprised based on intermediate data.
In addition, if color space information is " 000 ", then represent that the original color space of print out task is Gray color space, if color space information is " 001 ", then represent that the original color space of print out task is RGB color space, if color space information is " 010 ", then represent that the original color space of print out task is CMYK color space, if color space information is " 011 ", then represent that the original color space of print out task is Separation color space, if color space information is " 100 ", then represent that the original color space of print out task is DeviceN color space, if color space information is " 101 ", then represent that the original color space of print out task is CIE color space.
In addition, if particular color information is " 000 ", then represent and utilize CMM(ColorManagement Module: color management module) function carry out employing the colour switching of configuration file, if particular color information is " 001 ", then expression is the object of Gray compensating, if particular color information is " 010 ", then represents it is the object that grey is replaced, if particular color information is " 011 ", then represent it is the object replacing look displacement.Particular color information describes " 001 " when such as in the original color space of print out task being and representing entirely black colour, describe " 010 " when being the colour representing grey in the original color space of print out task, describe " 011 " when the packets of information of description object contains the information being replaced as and replacing look.In addition, for the particular color information of Gray compensating and grey displacement according to the information of rendered object to whether carrying out Gray compensating or grey displacement judges, can be described based on its result.
Above, the attribute of the rendered object belonging to this pixel of the data representation of the tag bits shown in Fig. 4 is " Text ", the original color space of print out task is RGB color space and be the object of Gray compensating.
Raster data distributes the data of 4 bytes according to each pixel.The data of each pixel in raster data as shown in Figure 5, are set with the data area of C version, M version, Y version, K version according to each byte, describe the value of each key element in the original color space of print out task.
Such as, when the original color space of print out task is Gray color space, describes respectively in the data of this pixel and have C version=0, M version=0, Y version=0, K version=(colour of Gray).In addition, when the original color space of print out task is RGB color space, describes respectively in the data of this pixel and have C version=(colour of R), M version=(colour of G), Y version=(colour of B), K version=0.In addition, when the original color space of print out task is CMYK color space, describes respectively in the data of this pixel and have C version=(colour of C), M version=(colour of M), Y version=(colour of Y), K version=(colour of K).In addition, when the original color space of print out task be Separation color space and DeviceN color space, describe in the data of this pixel and have C version=(replacing the colour of C of look), M version=(replacing the colour of the M of look), Y version=(replacing the colour of the Y of look), K version=(replacing the colour of the K of look).In addition, when the original color space of print out task is CIE color space (XYZ), describes and have C version=(colour of x), M version=(colour of y), Y version=(colour of z), K version=0.In addition, in the following description, in order to yellow with Y() distinguish, represent the colour in XYZ color system with lowercase.In addition, the key element of each colour represented in DeviceN color space is by the predefined color of user.
Like this, drawing processing portion 122 can generate raster data with the data mode be made up of CMYK version as in the past.
In addition, when color space be Separation color space and DeviceN color space, drawing processing portion 122 use the CMYK value corresponding with predefined spot color names generate raster data.
Fig. 6 A and Fig. 6 B represents the relation of raster data and tag bits.
Raster data shown in Fig. 6 A comprises: be the object TX of the attribute of " Text " represented at RGB color space; For object GD, FG1, FG2 of the attribute of " Graphic " of representing at RGB color space; For the object PT1 of the attribute of " Image " represented at RGB color space; For the object PT2 of the attribute of " Image " represented at CMYK color space.
Such as, as shown in Figure 6A, the colour of certain pixel of object TX is " R=0, G=0, B=0 ", and describing in the data of this pixel has C version=0, M version=0, Y version=0, K version=0.
In addition, the colour of certain pixel of object GD is " R=192, G=192, B=192 ", and describing in the data of this pixel has C version=192, M version=192, Y version=192, K version=0.
In addition, the colour of certain pixel of object FG1 is " R=255, G=0, B=0 ", and describing in the data of this pixel has C version=255, M version=0, Y version=0, K version=0.
In addition, the colour of certain pixel of object FG2 is " R=0, G=0, B=255 ", and describing in the data of this pixel has C version=0, M version=0, Y version=255, K version=0.
In addition, the colour of certain pixel of object PT1 is " R=120, G=200, B=40 ", and describing in the data of this pixel has C version=120, M version=200, Y version=40, K version=0.
In addition, the colour of certain pixel of object PT2 is " C=58, M=5, Y=96, K=10 ", and describing in the data of this pixel has C version=58, M version=5, Y version=96, K version=10.
The data of each pixel of the tag bits shown in Fig. 6 B are corresponding with each pixel of raster data.
Such as, as shown in Figure 6B, describe in the data of certain pixel of above-mentioned object TX and have " 00001001 ", represent that the attribute of the object belonging to this pixel is " Text ", the original color space of print out task is RGB color space and be the object of Gray compensating.Herein, colour due to this pixel in the original color space of print out task is " R=0, G=0, B=0 ", so be judged as " entirely black ", " 001 " of promising Gray compensating is described in the data of latter 3 of this pixel of the tag bits of expression particular color information.
In addition, describe in the data of certain pixel of above-mentioned object GD and have " 01001010 ", represent that the attribute of the object belonging to this pixel is " Graphic ", the original color space of print out task is RGB color space and be the object of grey displacement.Herein, colour due to this pixel in the original color space of print out task is " R=192, G=192, B=192 ", each value of RGB is with value, so be judged as grey, " 010 " of promising grey displacement is described in the data of latter 3 of this pixel of the tag bits of expression particular color information.
In addition, describing in the data of certain pixel of above-mentioned object FG1 and have " 01001011 ", representing that the attribute of the object belonging to this pixel is " Graphic ", the original color space of print out task is RGB color space and for replacing the object of look displacement.Herein, owing to comprising the information being replaced as and replacing look in the information of rendered object, so describe in the data of latter 3 of this pixel of the tag bits of expression particular color information " 011 " of the displacement of promising replacement look.
In addition, describe in the data of certain pixel of above-mentioned object FG2 and have " 01001000 ", represent that the attribute of the object belonging to this pixel is " Graphic ", the original color space of print out task is RGB color space and carries out employing the colour switching of configuration file.
In addition, describe in the data of certain pixel of above-mentioned object PT1 and have " 10001000 ", represent that the attribute of the object belonging to this pixel is " Image ", the original color space of print out task is RGB color space and carries out employing the colour switching of file.
In addition, describe in the data of certain pixel of above-mentioned object PT2 and have " 10010000 ", represent that the attribute of the object belonging to this pixel is " Image ", the original color space of print out task is CMYK color space, carry out employing the colour switching of configuration file.
Like this, in the present embodiment, by referring to tag bits, the attribute information of each pixel of raster data, color space information and particular color information can be obtained.
As shown in Figure 2, image reading unit 22 is by light source, CCD(Charge Coupled Device: charge coupled device) imageing sensor etc. forms, and utilizes ccd image sensor receive from light source to the reverberation of the light of original copy illuminated scan and carry out opto-electronic conversion thus using red as R(for the image of original copy) G(is green) B(is blue) signal-obtaining.
The multivalue image data of the original copy read by image reading unit 22 obtains as raster data by scan-data handling part 23, and generates the tag bits of the color space information comprising the color space (RGB) representing this raster data.Scan-data handling part 23 is controlled by control part 26.
In addition, the formation not possessing image reading unit 22 and scan-data handling part 23 can be adopted.
Compress softwares portion 24 carries out the compression/decompression by the raster data that inputs from RIP handling part 12 or scan-data handling part 23 and tag bits.
Storage part 25 stores by the raster data that compresses and tag bits, job order etc.
Control part 26 is configured to possess CPU(Central Processing Unit: CPU) and RAM(Random Access Memory: random asccess memory) etc., such as reading program, the data of specifying from being stored in the system program of storage part 25 and various application program, various data, launching in RAM.Control part 26, by the cooperation with the program launched in RAM, performs various process, each portion of centralized control image processing system 20.More specifically, control part 26 carries out: for preserving, printing by the control of the data inputted from RIP handling part 12 or scan-data handling part 23; For the instruction based on guidance panel 29 grade, carry out the control printed again from storage part 25 sense data.
Control part 26 is made to be generated by RIP handling part 12 and is stored in storage part 25 as assignment file explicitly by the compressed raster data in Compress softwares portion 24 and tag bits and job order.
Control part 26 make to be generated by scan-data handling part 23 and by the compressed raster data in Compress softwares portion 24 and tag bits and based on guidance panel 29 input and the job order created is stored in storage part 25 as assignment file explicitly.
Control part 26 reads and is stored in the assignment file of storage part 25, the decompress(ion) of Compress softwares portion 24 is carried out raster data that this assignment file comprises and tag bits.
Image processing part 27 is for raster data, and the colour switching set information comprised based on the tag bits be associated with this raster data and job order carries out colour switching, and implements other image procossing, generates the view data printed.Image processing part 27 is controlled by control part 26.In addition, image processing part 27 also can by FPGA(Field Programmable Gage Array: field programmable gate array), ASIC(Application Specific Integrated Circuit: application-specific integrated circuit (ASIC)) etc. hardware form.
As shown in Figure 7, image processing part 27 possesses tag bits analyzing and processing portion 271, colour switching portion 272, configuration file storage part 273, graph thinning trapping (trapping) handling part 274, gray-level correction handling part 275 and screen processing portion 276.
Tag bits analyzing and processing portion 271 analyzes the tag bits reading also decompress(ion) from storage part 25, obtains the attribute information of each pixel of corresponding raster data, color space information and particular color information.
Colour switching portion 272 reads from configuration file storage part 273 configuration file that the colour switching set information that comprises with the job order read from storage part 25 specifies, such as, launch on RAM.Configuration file is such as by LUT(Look Up Table: look-up table) form create.
Whether whether colour switching portion 272 to being that the particular color information obtained from tag bits becomes Gray compensating, grey displacement and replaces the pixel of the object of look displacement to judge, and comprising job order and implement Gray compensating, grey displacement and replace the instruction of look displacement to judge.
The colour of object pixel, when implementing Gray compensating, grey displacement and replacing look displacement, is replaced as prespecified colour (CMYK value) by colour switching portion 272.
On the other hand, for particular color information be the pixel of the object carrying out the colour switching employing configuration file, and become Gray compensating for particular color information, the pixel of the object of grey displacement and the displacement of replacement look, but job order does not comprise enforcement Gray compensating, when the instruction that grey is replaced and replacement look is replaced, colour switching portion 272 is based on the attribute information obtained from tag bits and color space information, the configuration file used is switched, carry out the colour switching of object pixel, be transformed into the colour (CMYK value) of the color space that image processing system 20 can export.
The configuration file used such as is suitable for ICC(International Color Consortium: international color consortium) configuration file.In addition, the configuration file used comprises source profile and printer profile.
Source profile is for from the data of original color notation conversion space (mapping) for equipment independently color space (CIE color space etc.).When CMYK color space, representatively, the color according to Japan Color, SWOP etc. is had.When for RGB color space, generally use sRGB, AdobeRGB.
Printer profile is for the data from equipment independently color space (CIE color space etc.) conversion (mapping) color space that is printer, prepares according to the kind of each paper such as each attribute, art paper/non-art paper of above-mentioned object.
In addition, the configuration file that analyzer designated user also can be utilized to create.And, also can specify the so-called linking of devices configuration file that source profile and printer profile are combined into.
Such as, when original color space is CMYK color space, use the colour (C of CMYK version, M, Y, K), utilize the source profile of CMYK and printer profile (or the CMYK-CMYK conversion linking of devices configuration file they be combined into) to carry out colour switching.When original color space is RGB color space, use the colour (R of CMY version, G, B), utilize the source profile of RGB and printer profile (or the RGB-CMYK conversion linking of devices configuration file they be combined into) to carry out colour switching.When original luv space is CIE color space, uses the colour (x, y, z) of CMY version, utilize printer profile to carry out colour switching.
Colour switching portion 272 carries out the colour switching of each pixel of raster data as described above.
In addition, color change method, color substitutions method are not limited to above-mentioned.In addition, colour switching portion 272 can be made up of the process of all process or a part hardware.
Graph thinning trapping handling part 274, for having carried out the view data of colour switching as required, carries out Thinning process and trapping process.
Gray-level correction handling part 275 carries out gray-level correction process.
Screen processing portion 276 carries out screen processing.
As shown in Figure 2, image forming part 28 carries out image formation based on the view data (cmyk data) of the printing generated by image processing part 27.
Guidance panel 29 is used to the operation, machine performance display, setting etc. of the tasks such as duplicating, scanning, printing.Such as, guidance panel 29 carry out the job order editor of the task of being stored in storage part 25, again print instruction time used.In addition, guidance panel 29 is used when creating the job order for the scan-data of the original copy read by image reading unit 22.In addition, also can be configured to utilize Remote to carry out equal operation via network from client rs PC 2.
In the image processing part 27 of image processing system 20 in the present embodiment, as mentioned above, when implementing Gray compensating, grey displacement and replacing look displacement, the colour switching employing configuration file is not carried out for object pixel, so operand when can make colour switching reduces, the treatment effeciency of colour switching can be made to improve.In addition, such as in order to again print, even if when having carried out changing to the configuration file of editor's use job order, also for becoming Gray compensating, grey displacement and replacing the image of the object of look displacement to maintain the colour of replacing, so now without the need to implementing RIP process, the operation obtaining desired print result can be used in carry out efficiently, the productivity again printed can be used in and improve.
With reference to Fig. 8, when receiving performing in the image processing system 20 formed as described above of task, process is described.The process that when this task receives, processing example is performed by control part 26 when receiving print out task from client rs PC 2 in this way.
First, control part 26 performs PDL analyzing and processing (step S101).
Herein, with reference to Fig. 9, PDL analyzing and processing is described.
Control part 26 opens file (sometimes claiming intermediate file below) (the step S201) of intermediate data by PDL analyzing and processing portion 121.Next, control part 26 analyzes the instruction of PDL by PDL analyzing and processing portion 121, by the coordinate of rendered object, colour, color space write intermediate file (step S202).Next, control part 26 determines whether the process (step S203) of the amount finishing 1 page.Control part 26, when the process of amount not being judged to be end 1 page (step S203: no), is transferred to the process of step S202.
On the other hand, control part 26 is (step S203: yes) when being judged to be the process of the amount finishing 1 page, closes intermediate file (step S204) by PDL analyzing and processing portion 121.Next, control part 26 determines whether the task of finishing (step S205), when not being judged to end task (step S205: no), returns the process that step S201 is repeatedly above-mentioned.On the other hand, control part 26 is (step S205: yes) when being judged to finish task, terminates PDL analyzing and processing, is transferred to the step S102 of Fig. 8.
Next, control part 26 performs drawing processing (step S102).
Herein, with reference to Figure 10, drawing processing is described.
Control part 26 reads intermediate file by drawing processing portion 122, obtains the information (step S301) of rendered object.
Next, the colour of the original color space of print out task that control part 26 is described with the information of rendered object as described above by drawing processing portion 122 creates raster data (step S302).In addition, control part 26 based on description object information as described above establishing label position (step S303).
Control part 26 determines whether the process (step S304) of the amount finishing 1 page.Control part 26, when the process of amount not being judged to be end 1 page (step S304: no), is transferred to the process of step S301.On the other hand, control part 26 is (step S304: yes) when being judged to be the process of the amount finishing 1 page, the end-of-page process (step S305) put rules into practice by drawing processing portion 122.
Next, control part 26 determines whether to carry out task preservation (step S306).Control part 26, when being judged to not carry out task and preserving, when being namely judged to not preserve the print out task that receives and printing (step S306: no), carries out for (step S307) such as the colour switchings performing the raster data that colour switching process described later creates.On the other hand, control part 26, being judged to carry out (step S306: yes) when task is preserved, not performing the process of step S307, and performs the process of step S308.
Control part 26 determines whether the task of finishing (step S308) in step S308.Control part 26 is (step S308: no) when not being judged to end task, and returns the process of step S301, repeatedly above-mentioned process.On the other hand, control part 26 is (step S308: yes) when being judged to finish task, and being put rules into practice by drawing processing portion 122 of task is ended process (step S309), is transferred to the step S103 of Fig. 8.
Herein, with reference to Figure 11, the colour switching process performed in step S307 is described.
Control part 26 reads the data (step S401) becoming the image carrying out the object processed from raster data.In addition, control part 26 reads the data becoming the image carrying out the object processed from tag bits, and carries out analyzing (step S402).
Control part 26 judges front 2 (bit) of tag bits, judges attribute information whether as " 11 " (step S403).Control part 26 is (step S403: no) when not being judged to be that attribute information is " 11 ", judges latter 3 of tag bits, judges particular color information whether as " 001 " (step S404).That is, control part 26 is determined to be the pixel whether pixel of carrying out the object processed is the object of Gray compensating.On the other hand, control part 26 is in step S403, and when being judged to be that attribute information is " 11 " (step S403: no), being judged to become in the pixel of the object carrying out this process does not have image, is transferred to the process of step S412.
Control part 26 in step s 404, being judged to be that particular color information is for (step S404: yes) time " 001 ", judges whether job order comprises the instruction (step S405) of the purport of enforcement Gray compensating.The colour of the pixel of the handling object as raster data, when being judged to be that job order comprises the instruction of the purport implementing Gray compensating (step S405: yes), is replaced as default value (CMYK value) (step S410) by control part 26.Herein, black colour (C=0, M=0, Y=0, K=255) is helped in control part 26 displacement.After control part 26 performs the process of step S410, perform the process of step S412.On the other hand, control part 26 is in step S405, when not being judged to be that job order comprises the instruction of the purport implementing Gray compensating (step S405: no), according to the configuration file launched on RAM as described above, using the configuration file corresponding with the attribute information of tag bits and color space information, is the colour (step S411) of color space that is the CMYK that can export at image forming part 28 using the colour colour switching of the pixel of the handling object as raster data.Control part 26, after execution step S411, performs the process of step S412.
In addition, control part 26 in step s 404, when not being judged to be that particular color information is " 001 " (step S404: no), judges particular color information whether as " 010 " (step S406).Namely control part 26 is determined to be the pixel whether pixel of carrying out the object processed is the object as grey displacement.
Control part 26, being judged to be that particular color information is for (step S406: yes) time " 010 ", judges the instruction (step S407) whether comprising the purport implementing grey displacement in job order.Control part 26, when being judged to comprise in job order the instruction of the purport implementing grey displacement (step S407: yes), performs the process of above-mentioned step S410.Herein, control part 26 is replaced as the colour corresponding with the colour of the original color space of print out task.Such as, colour, when the colour of the original color space of print out task is " R=192, G=192, B=192 ", is replaced as " C=0, M=0, Y=0, K=64 " by control part 26.On the other hand, control part 26 in step S 407, when not being judged to comprise in job order the instruction of the purport implementing grey displacement (step S407: no), performs the process of step S411.
In addition, control part 26, in step S406, when not being judged to be that particular color information is " 010 " (step S406: no), judges particular color information whether as " 011 " (step S408).Namely control part 26 is determined to be the pixel whether pixel of carrying out the object processed is the object of instead look displacement.
Control part 26 is (step S408: yes) when being judged to be that particular color information is " 011 ", judges whether to comprise the instruction (step S409) implementing the purport replacing look displacement in job order.Control part 26, when being judged to comprise in job order the instruction implementing the purport replacing look displacement (step S409: yes), performs the process of above-mentioned step S410.Herein, control part 26 is replaced as the colour corresponding with the colour of the original color space of print out task.Such as, colour, when the colour of the original color space of print out task is " R=255, G=0, B=0 ", is replaced as " C=0, M=255, Y=255, K=0 " by control part 26.On the other hand, control part 26, in step S409, when not being judged to be that job order comprises the instruction of purport implementing to replace look displacement (step S409: no), performs the process of step S411.
In addition, control part 26 is (step S408: no) when not being judged to be that particular color information is " 011 ", performs the process of step S411.
Control part 26, in step S412, determines whether the task of finishing (step S412).Control part 26 is (step S412: no) when not being judged to end task, and after shifting the pixel as handling object (step S413), returns the process of step S401.Repeatedly above-mentioned process.On the other hand, control part 26 is (step S412: yes) when being judged to finish task, terminates colour switching process.
As shown in Figure 8, if terminate above-mentioned drawing processing, then control part 26 determines whether to carry out task preservation (step S103).Control part 26 is when being judged to carry out task preservation (step S103: yes), by Compress softwares portion 24 compressed raster data and tag bits, tag bits and these packed datas are associated, are stored in storage part 25(step S104 as assignment file), terminate this process.
On the other hand, control part 26 is not when being judged to carry out task preservation (step S103: no), based on the raster data of colour and the tag bits that are transformed into CMYK, implement the image procossing based on image processing part 27, generate the view data (step S105) printed.The view data of the printing of generation is exported to image forming part 28 rear (step S106) by control part 26, terminates this process.
Next, with reference to Figure 12, print processing is again described.This again print processing be such as when performing the instruction of the purport printed again by client rs PC 2, guidance panel 29, the process performed by control part 26.
First, control part 26, based on from the instruction of client rs PC 2 or the operation of guidance panel 29, is selected from the assignment file being stored in storage part 25 and reads the assignment file (step S501) printed again.The assignment file selected can be create based on the print out task received from client rs PC 2, also can be the data creation based on being generated by scan-data handling part 23.
Control part 26, based on from the instruction of client rs PC 2 or the operation of guidance panel 29, determines whether the editor (step S502) of the job order that the assignment file carrying out selecting comprises.Control part 26 is (step S502: yes) when being judged to be the editor carrying out job order, is carried out the editor (step S503) of job order by the operation based on guidance panel 29 or the instruction from client rs PC 2.The editor of job order can be such as the configuration file used change, whether implement Gray compensating, grey displacement and replace the change etc. of instruction of look displacement.On the other hand, control part 26 is (step S502: no) when not being judged to be the editor carrying out job order, does not perform the process of step S503, and performs the process of step S504.
And, if the instruction (step S504) of control part 26 by accepting to print again from the instruction of client rs PC 2 or the operation of guidance panel 29, the decompress(ion) (step S505) of raster data and tag bits is then carried out by Compress softwares portion 24, to the raster data after decompress(ion), perform above-mentioned colour switching process (step S506) with reference to Figure 11.Now, when having carried out the editor of job order in step S503, perform colour switching process based on the job order after editor.
If colour switching process terminates, then control part 26 becomes raster data and the tag bits of the colour of CMYK based on colour switching, implements the image procossing based on image processing part 27, generates the view data (step S507) printed.The view data of the printing of generation is exported to image forming part 28 rear (step S508) by control part 26, terminates this process.
Next, with reference to Figure 13 and Figure 14, during to the execution instruction of preserving when task of utilizing the client rs PC 2 of above-mentioned image formation system 1 to carry out print out task, printing and printing, the example being shown in the setting screen in the display frame of display unit is described.
When user has carried out above-mentioned execution instruction, the colour switching setting operation specified if carry out, then shown attribute picture PP1 as shown in Figure 13 in the display frame of the display unit of client rs PC 2.In attribute picture PP1, the appointment and change etc. of the configuration file of use when carrying out colour switching can be indicated.Figure 13 represents display frame when have selected " RGB " label by the operation of user.User showing in " RGB conversion " project by have selected " RGB " label, can select the configuration file used when the color space colour switching of RGB is the color space of CMYK.Specifically, select any one to carry out from radio button R1 ~ R3 by the operation of user.
Herein, when have selected " OFF " when operating radio button R1, can indicate, such as to use the configuration file preset in the printed driver being mounted to client rs PC 2 by default from RGB color space to the colour switching of CMYK.
In addition, if operate radio button R2 and select " RGB-CMYK linking of devices configuration file ", then can pass through pull-down menu PD1 ~ PD3, according to each attribute of rendered object, specify the linking of devices configuration file used.
In addition, if operate radio button R3 and select " RGB source profile ", then can pass through pull-down menu PD4, the configuration file used is carried out in from the RGB source profile appointment multiple from above-mentioned sRGB configuration file, AdobeRGB configuration file etc.In addition, can pull-down menu PD5 ~ PD7 be passed through, specify applicable playing up according to the attribute of each rendered object.Thereby, it is possible to according to playing up of being suitable for, the configuration file desired by specifying from the different multiple printer profiles of mapping method according to each attribute of rendered object, carries out colour switching.
In addition, even if when the operation by user have selected " CMYK " label, also above-mentioned main points can be utilized, the configuration file used when the colour switching of CMYK color space is CMYK color space is selected.
In addition, in the attribute picture PP1 shown in Figure 13, if user operation " OK " button B1, then client rs PC 2 creates the job order of the content set by user, and the print out task comprising this job order is sent to image processing system 20.In addition, if user operation the Close button B2, then the content that user sets all discarded, that cancels task preservation, again printing or printing performs instruction.
In addition, if by the operation of user, select " other settings " label, then the attribute picture PP2 shown in Figure 14 is displayed in the display frame of the display unit of client P2.User by selecting " other settings " label to show in " other settings " project, can carry out Gray compensating, grey displacement and replacing the instructions such as look displacement.Specifically, user can select the attribute of the rendered object implementing Gray compensating from pull-down menu PD8.In addition, user, by carrying out selection input for check box CB1, can indicate the enforcement that grey is replaced.In addition, user, by carrying out selection input for check box CB2, can indicate complete black printing.In addition, user, by carrying out selection input for check box CB3, can indicate being suitable for of spot color.In addition, user, by carrying out selection input for check box CB4, can indicate the enforcement replacing look displacement.In addition, identical shown in the function of " OK " button B1 and the Close button B2 with the attribute picture PP1 in Figure 13, so omit the description.
As described above, according to the present embodiment, the print out task that control part 26 analysis and utilization page-description language describes carries out rasterizing, generate the raster data represented with the colour of the color space described by print out task, the color space representing raster data color space information and represent that the colour of raster data is the particular color information of specific colour.Control part 26 makes raster data, color space information and particular color information be stored in storage part 25 explicitly.Control part 26 determines whether the particular color information be associated with the raster data being stored in storage part 25.Control part 26, when not being judged to be particular color information, carrying out the computing corresponding with the color space represented by the color space information that raster data is associated, is transformed to the colour the color space of image forming part 28 from the colour of raster data.Control part, when being judged to be particular color, generates using specific colour that is raster data as the prespecified colour in the color space of image forming part 28, the view data that can export in image forming part 28.Its result, when for particular color information, can not carry out the colour switching employing configuration file, and is replaced as the colour of carrying out the color space exported, so the configuration process efficiency in colour switching can be made to improve.In addition, even if in order to print again, and when the editor such as the change of the configuration file used, image for specific color also maintains replaced colour, so now do not need to implement the rasterizing based on print data, improve so the operating efficiency obtaining desired print result can be used in, can productivity be improved.
In addition, according to the present embodiment, control part 26 is used in the configuration file of specifying in print out task, carries out the computing being transformed to the colour image forming part 28 from the colour of raster data.Therefore, it is possible to obtain the colorrendering quality desired by user, convenience improves.
In addition, according to the present embodiment, control part 26 changes the configuration file used, carry out the computing being transformed to the colour the color space of image forming part 28 from the colour of raster data, so while change configuration file, while print again, the colorrendering quality desired by user can be obtained with easy method.
In addition, according to the present embodiment, control part 26, to represent that the attribute information of the attribute analyzing the rendered object of raster data that print out task obtains represents that specific attribute is for condition, makes specific colour that is raster data be prespecified colour in the color space of image forming part 28.Its result, user can carry out arbitrarily the colour switching employing configuration file, or is transformed to prespecified colour, so convenience improves.
In addition, the description in embodiments of the present invention is an example of image formation system of the present invention, but is not limited thereto.The fine structure of each function part of system can be formed and deliberate action suitably changes to composing images.
In addition, in the present embodiment, image processing system 20 possesses RIP handling part 12, but such as can be as shown in figure 15, be that printer controller 10A is set between image processing system 20A and client rs PC 2, RIP handling part 12 be arranged at the mode of printer controller 10A.In this situation, the function of control part is realized by the control part 26 of image processing system 20A and printer controller 10A.
If be more specifically described, printer controller 10A such as shown in figure 15, possesses NIC11, RIP handling part 12 and video IF(InterFace: interface) portion 13.Printer controller 10A is connected with client rs PC 2 in the mode that can communicate via LAN3.Printer controller 10A receives print out task from client rs PC 2 via NIC11, utilizes RIP handling part 12 to carry out above-mentioned RIP process, generates raster data, tag bits and job order.Printer controller 10A is connected via video IF portion 13 with image processing system 20A, and the raster data of generation, tag bits and job order export from video IF portion 13, input to image processing system 20A via video IF circuit.Image processing system 20A possesses print data acceptance division 21, receives the raster data, tag bits and the job order that send from printer controller 10A.
In addition, in the present embodiment, in the establishment of raster data, for the data of the image of the object of replacing as Gray compensating, grey displacement and replacement look, keep the colour in the original color space of print out task, but in the establishment of raster data, also can for the data of the pixel of the object of replacing as Gray compensating, grey displacement and replacement look, color substitutions becomes to carry out the colour of the color space of the equipment exported in advance.
In addition, in the present embodiment, and whether carry out task and preserve irrelevant, establishing label position, but also can for printing when not preserving the print out task that receives, the not formation of establishing label position.
In addition, in the present embodiment, use multiple configuration file, carry out colour switching according to handover configurations files such as the attributes of rendered object, but also only can prepare a kind of configuration file, use this configuration file to carry out colour switching.
In addition, in the present embodiment, the change of carrying out editing the configuration file used to the job order of the task of preserving can be carried out, but also can be configured the change of file.
In addition, in the present embodiment, can change the setting whether implementing Gray compensating, grey is replaced and replacement look is replaced, but can change the setting whether implementing Gray compensating, grey is replaced and replacement look is replaced.
In addition, in the present embodiment, the kind of the attribute of the rendered object of the objective for implementation as Gray compensating can be selected, but also can select, can be such as when the attribute of rendered object is for " Text ", certain mode implementing Gray compensating.
In addition, in the present embodiment, the medium that the computer as program involved in the present invention can read, discloses the example of the nonvolatile memory using hard disk, semiconductor etc., but is not limited thereto.As the medium that other computer can read, the movable-type recording mediums such as CD-ROM can be suitable for.In addition, as the medium of data providing program involved in the present invention via communication line, also carrier wave (carrier wave) is suitable for.
On November 11st, 2011, the whole disclosures to No. 2011-24734, the Japanese Patent Application that Japan proposes all were quoted by the present invention.
Claims (4)
1. an image processing apparatus, is characterized in that, possesses:
Storage part;
Control part, the print data that its analysis and utilization page-description language describes carries out rasterizing, generate the raster data represented with the colour of the color space described by print data, the color space information representing the color space of described raster data and the colour representing described raster data are the particular color information of specific colour, make described raster data, described color space information and described particular color information are stored in described storage part explicitly, determine whether the described particular color information be associated with the described raster data being stored in described storage part, when not being judged to be described particular color information, carry out the computing corresponding with the color space represented by the described color space information that described raster data is associated, colour from the colour of described raster data is transformed to the color space carrying out the equipment exported, when being judged to be described particular color information, generate described specific colour that is raster data the prespecified colour in the color space carrying out the equipment exported, and in the view data that the equipment carrying out described output can export.
2. image processing apparatus according to claim 1, is characterized in that,
Described print data comprises the profile information of specified configuration file, and wherein, this configuration file is used for the colour colour in the color space described by described print data be transformed in the color space of the equipment carrying out described output,
Described control part uses the configuration file of specifying with described profile information, carries out the computing of the colour from the colour of described raster data is transformed to the color space carrying out the equipment exported.
3. image processing apparatus according to claim 2, is characterized in that,
Described control part changes the configuration file used, and carries out the computing of the colour from the colour of described raster data is transformed into the color space carrying out the equipment exported.
4., according to the image processing apparatus in claim 1 ~ 3 described in any one, it is characterized in that,
Described control part, to represent that the attribute information of the attribute analyzing the object of described raster data that described print data obtains represents that specific attribute is for condition, makes described specific colour that is raster data be prespecified colour in the color space of the equipment carrying out described output.
Applications Claiming Priority (2)
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| JP2011-247347 | 2011-11-11 | ||
| JP2011247347A JP5578157B2 (en) | 2011-11-11 | 2011-11-11 | Image processing device |
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| CN103108106A CN103108106A (en) | 2013-05-15 |
| CN103108106B true CN103108106B (en) | 2015-10-21 |
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| CN201210448000.9A Active CN103108106B (en) | 2011-11-11 | 2012-11-09 | Image processing apparatus |
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| US (1) | US8780410B2 (en) |
| JP (1) | JP5578157B2 (en) |
| CN (1) | CN103108106B (en) |
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| TWI602419B (en) * | 2012-12-24 | 2017-10-11 | 台達電子工業股份有限公司 | Adjusting method and display apparatus using same |
| JP2015016585A (en) * | 2013-07-09 | 2015-01-29 | 富士ゼロックス株式会社 | Image processing device and program |
| JP5861689B2 (en) * | 2013-11-19 | 2016-02-16 | コニカミノルタ株式会社 | Information processing apparatus, information processing method, information processing program, and recording medium |
| JP6412365B2 (en) | 2014-03-05 | 2018-10-24 | キヤノン株式会社 | Image processing apparatus, control method therefor, and image processing system |
| US9785390B2 (en) * | 2014-09-19 | 2017-10-10 | Ricoh Company, Ltd. | Printer having global substitution list |
| US10122866B2 (en) * | 2016-09-02 | 2018-11-06 | Ricoh Company, Ltd. | Automated test suite mechanism |
| CN110435314B (en) * | 2018-05-02 | 2021-03-12 | 海德堡印刷机械股份公司 | Simulation of layer thicknesses for CMY colors |
| US20220321740A1 (en) * | 2019-10-25 | 2022-10-06 | Hewlett-Packard Development Company, L.P. | Spot color emulation |
| JP7490447B2 (en) | 2020-05-12 | 2024-05-27 | キヤノン株式会社 | Image processing device, control method thereof, and program |
| JP2022062512A (en) * | 2020-10-08 | 2022-04-20 | キヤノン株式会社 | Image forming apparatus, control method of the same, and program |
| JP2022191030A (en) * | 2021-06-15 | 2022-12-27 | 株式会社リコー | Image forming apparatus, image forming system, and image forming method |
| JP2023100361A (en) * | 2022-01-06 | 2023-07-19 | キヤノン株式会社 | Printing system, server, control method, and program |
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| US20130120774A1 (en) | 2013-05-16 |
| CN103108106A (en) | 2013-05-15 |
| US8780410B2 (en) | 2014-07-15 |
| JP2013103370A (en) | 2013-05-30 |
| JP5578157B2 (en) | 2014-08-27 |
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